15303740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 37739520

約数和(自身を除く): 22435780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 23, 34, 38, 46, 68, 76, 85, 92, 95, 103, 115, 170, 190, 206, 230, 323, 340, 380, 391, 412, 437, 460, 515, 646, 782, 874, 1030, 1292, 1564, 1615, 1748, 1751, 1955, 1957, 2060, 2185, 2369, 3230, 3502, 3910, 3914, 4370, 4738, 6460, 7004, 7429, 7820, 7828, 8740, 8755, 9476, 9785, 11845, 14858, 17510, 19570, 23690, 29716, 33269, 35020, 37145, 39140, 40273, 45011, 47380, 66538, 74290, 80546, 90022, 133076, 148580, 161092, 166345, 180044, 201365, 225055, 332690, 402730, 450110, 665380, 765187, 805460, 900220, 1530374, 3060748, 3825935, 7651870, 15303740]

約数ペア:

[(1, 15303740), (2, 7651870), (4, 3825935), (5, 3060748), (10, 1530374), (17, 900220), (19, 805460), (20, 765187), (23, 665380), (34, 450110), (38, 402730), (46, 332690), (68, 225055), (76, 201365), (85, 180044), (92, 166345), (95, 161092), (103, 148580), (115, 133076), (170, 90022), (190, 80546), (206, 74290), (230, 66538), (323, 47380), (340, 45011), (380, 40273), (391, 39140), (412, 37145), (437, 35020), (460, 33269), (515, 29716), (646, 23690), (782, 19570), (874, 17510), (1030, 14858), (1292, 11845), (1564, 9785), (1615, 9476), (1748, 8755), (1751, 8740), (1955, 7828), (1957, 7820), (2060, 7429), (2185, 7004), (2369, 6460), (3230, 4738), (3502, 4370), (3910, 3914)]